Ryo Hayakawa

Associate Professor, Department of Electrical Engineering and Computer Science, Tokyo University of Agriculture and Technology
hayakawa [at] go.tuat.ac.jp
Google Scholar Citations

About Me

Research Interests

  • Signal Processing
  • Image Processing
  • Optimization
  • Wireless Communication

Education

  • March, 2020: Doctor's Degree (Informatics), Kyoto University
  • March, 2017: Master's Degree (Informatics), Kyoto University
  • March, 2015: Bachelor's Degree (Engineering), Kyoto University

Work Experience

  • October, 2023-present: Associate Professor, Department of Electrical Engineering and Computer Science, Tokyo University of Agriculture and Technology
  • April, 2020-September, 2023: Assistant Professor, Graduate School of Engineering Science, Osaka University
  • April, 2017-March, 2020: Research Fellow (DC1) of Japan Society for the Promotion of Scienece (JSPS)

International Experience

  • January, 2019-March, 2019: guest Ph.D. student at Aalborg University, Denmark (Connectivity section headed by Prof. Petar Popovski, Department of Electronic Systems)

Award

  • The 16th IEEE Kansai Section Student Paper Award
  • APSIPA ASC 2019 Best Special Session Paper Nomination Award
  • The 33rd Telecom System Technology Student Award

Membership

  • IEEE (Signal processing society)
  • IEICE
  • ISCIE

Review Experience

  • IEEE Access
  • IEEE Journal on Selected Areas in Communications
  • IEEE Signal Processing Letters
  • IEEE Transactions on Information Theory
  • IEEE Transactions on Signal Processing
  • IEEE Transactions on Wireless Communications
  • IEEE Wireless Communications Letters
  • IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences
  • IEICE Transactions on Communications
  • IEICE Transactions on Information and Systems
  • IET Signal Processing

Publication

Journal Paper (peer reviewed)

  1. R. Hayakawa,
    APSIPA Transactions on Signal and Information Processing, vol. 12, no. 1, e46, Nov. 2023.
  2. R. Hayakawa,
    IEEE Transactions on Signal Processing, vol. 70, pp. 5194-5207, 2022.
  3. R. Hayakawa, A. Nakai-Kasai, and K. Hayashi,
    APSIPA Transactions on Signal and Information Processing, vol. 9, e21, 2020.
    (Open Access)
  4. R. Hayakawa and K. Hayashi,
    IEEE Transactions on Signal Processing, vol. 68, pp. 4320-4335, Aug. 2020.
  5. S. Takabe, M. Imanishi, T. Wadayama, R. Hayakawa, and K. Hayashi,
    IEEE Access, vol. 7, pp. 93326-93338, Jul. 2019.
    (Open Access)
  6. R. Hayakawa and K. Hayashi,
    IEEE Access, vol. 6, pp. 66499-66512, Dec. 2018. [IEEE Kansai Section Student Paper Award]
    (Open Access, MATLAB code)
  7. R. Hayakawa and K. Hayashi,
    IEEE Transactions on Signal Processing, vol. 66, no. 24, pp. 6443-6457, Dec. 2018.
  8. R. Hayakawa and K. Hayashi,
    IEEE Communications Letters, vol. 22, no. 10, pp. 2080-2083, Oct. 2018.
  9. R. Hayakawa and K. Hayashi,
    IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, vol. E100-A, no. 12, pp. 2671-2679, Dec. 2017.
    ( PDF, © 2017 IEICE)
  10. R. Hayakawa and K. Hayashi,
    IEEE Transactions on Wireless Communications, vol. 16, no. 11, pp. 7080-7091, Nov. 2017. [The 33rd Telecom System Technology Student Award]
  11. R. Hayakawa, K. Hayashi, and M. Kaneko,
    IEICE Transactions on Communications, vol. E99-B, no. 8, pp. 1697-1705, Aug. 2016.
    ( PDF, © 2016 IEICE)
  12. K. Matsuoka, Y. Yushima, R. Hayakawa, R. Kawasaki, K. Hayashi, and M. Kaneko,
    IEICE Communications Express, vol. 5, no. 5, pp. 118-123, May 2016.
    ( PDF, © 2016 IEICE)

International Conference (peer reviewed)

  1. S. Furusawa, K. Hayashi, K. Kameda, and R. Hayakawa,
    "Numerical Performance Evaluation of L_1-L_2 Sparse Reconstruction Using Optical Analog Circuit,"
    in Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC) 2023, Taipei, Taiwan, Oct.-Nov. 2023.
  2. K. Kameda, R. Hayakawa, K. Hayashi, and Y. Iiguni,
    "Performance evaluation of FISTA with constant inertial parameter,"
    in Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC) 2022, Chiang Mai, Thailand, Nov. 2022.
    ( PDF)
  3. K. Hayashi, A. Nakai-Kasai, A. Hirayama, H. Honda, T. Sasaki, H. Yasukawa, and R. Hayakawa,
    in Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC) 2020, virtual conference, Dec. 2020.
    ( PDF)
  4. K. Hayashi, A. Nakai-Kasai, and R. Hayakawa,
    in Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC) 2019, Lanzhou, China, Nov. 2019. [Best Special Session Paper Nomination Award]
    ( PDF)
  5. R. Hayakawa and K. Hayashi,
    in Proceedings of the 27th European Signal Processing Conference (EUSIPCO 2019), A Coruña, Spain, Sept. 2019.
  6. R. Hayakawa and K. Hayashi,
    in Proceedings of the 44th IEEE International Conference on Acoustic, Speech, and Signal Processing (ICASSP 2019), Brighton, UK, May 2019.
  7. K. Hayashi, A. Nakai, R. Hayakawa, and S. Ha,
    "Uplink overloaded MU-MIMO OFDM signal detection methods using convex optimization,"
    in Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC) 2018, Honolulu, USA, Nov. 2018.
    ( PDF)
  8. R. Hayakawa, A. Nakai, and K. Hayashi,
    in Proceedings of the 43rd IEEE International Conference on Acoustic, Speech, and Signal Processing (ICASSP 2018), Calgary, Canada, Apr. 2018.
  9. R. Hayakawa and K. Hayashi,
    in Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC) 2017, Kuala Lumpur, Malaysia, Dec. 2017.
  10. R. Hayakawa and K. Hayashi,
    in Proceedings of the 18th IEEE International Workshop on Signal Processing Advances in Wireless Communications (SPAWC 2017), Sapporo, Japan, Jul. 2017.
  11. R. Hayakawa and K. Hayashi,
    in Proceedings of the International Symposium on Information Theory and Its Applications (ISITA) 2016, pp. 483-487, California, USA, Oct.-Nov. 2016.
  12. R. Hayakawa, K. Hayashi, H. Sasahara, and M. Nagahara,
    in Proceedings of the 24th European Signal Processing Conference (EUSIPCO 2016), pp. 1383-1387, Budapest, Hungary, Aug.-Sept. 2016.
  13. R. Hayakawa, K. Hayashi, and M. Kaneko,
    in Proceedings of the 21st Asia-Pacific Conference on Communications (APCC 2015), pp. 42-46, Kyoto, Japan, Oct. 2015.
    ( PDF)

Doctoral Dissertation

  1. R. Hayakawa,
    Doctoral Dissertation, Kyoto University, Mar. 2020.

Others

  1. K. Hayashi and R. Hayakawa,
    "Overloaded signal detection for communications systems via compressed sensing technique, "
    the 59th IEEE Conference on Decision and Control (CDC) Workshop, virtual conference, Dec. 2020.